Description
The unserialize function in PHP 5.3.0 and earlier allows context-dependent attackers to cause a denial of service (resource consumption) via a deeply nested serialized variable, as demonstrated by a string beginning with a:1: followed by many {a:1: sequences.
Analysis and contextual insights are available on OpenCVE Cloud.
Remediation
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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Advisories
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2009-4385 | The unserialize function in PHP 5.3.0 and earlier allows context-dependent attackers to cause a denial of service (resource consumption) via a deeply nested serialized variable, as demonstrated by a string beginning with a:1: followed by many {a:1: sequences. |
References
History
Wed, 28 May 2025 14:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| References |
Thu, 22 May 2025 04:30:00 +0000
| Type | Values Removed | Values Added |
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| References |
Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2024-09-17T02:36:19.215Z
Reserved: 2009-12-24T00:00:00.000Z
Link: CVE-2009-4418
No data.
Status : Modified
Published: 2009-12-24T17:30:00.233
Modified: 2026-04-23T00:35:47.467
Link: CVE-2009-4418
OpenCVE Enrichment
No data.
Weaknesses
EUVD